From 3bcc74a9ae88b4078a42f41fb9cd6880ab25a834 Mon Sep 17 00:00:00 2001
From: Christian Franke <franke@computer.org>
Date: Tue, 10 May 2011 17:19:37 +0000
Subject: 	* security.cc (check_registry_access): Handle missing 
 security descriptor of HKEY_PERFORMANCE_DATA.

---
 winsup/cygwin/security.cc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'winsup/cygwin/security.cc')

diff --git a/winsup/cygwin/security.cc b/winsup/cygwin/security.cc
index a52fc26ac..430a65fbc 100644
--- a/winsup/cygwin/security.cc
+++ b/winsup/cygwin/security.cc
@@ -1085,8 +1085,13 @@ check_registry_access (HANDLE hdl, int flags, bool effective)
     desired |= KEY_SET_VALUE;
   if (flags & X_OK)
     desired |= KEY_QUERY_VALUE;
-  if (!get_reg_sd (hdl, sd))
+
+  if ((HKEY) hdl == HKEY_PERFORMANCE_DATA)
+    /* RegGetKeySecurity() always fails with ERROR_INVALID_HANDLE.  */
+    ret = 0;
+  else if (!get_reg_sd (hdl, sd))
     ret = check_access (sd, reg_mapping, desired, flags, effective);
+
   /* As long as we can't write the registry... */
   if (flags & W_OK)
     {
-- 
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